Radical:

meaning for rèn:

  • - annealed
  • - pliable but strong
  • - tough
  • - tenacioustough and durable
  • - tenaciousfirm and indomitable (idiom)
  • - tenacious and unyieldingtoughnesstenacitypliable and tough
  • - supple and strong
  • - flexible